<span>The answer is the option C. hypothesis. If the option A, confuses you, think that an experiment is not per se an explanation, it is just a way to run trials to determine something. Hypothesis are statements that establish a possible relations between facts but that are not proved. Then you can design an experiment to test the validity or not of the hypothesis. You should not make hypothesis that cannot be testable. </span>
Answer:
the burning of fossil fuels
Answer:
Botany
Explanation:
Botany is the scientific study of plants, including their physiology, structure, genetics, ecology, distribution, classification, and economic importance.
Answer: Option C.
Explanation:
The bird's lung are said as more efficient than a human or mammals.
The bird's are having small lungs with nine air sacs playing an important role in respiration.The air sacs allows a unidirectional flow of air inside the lungs while in human the air flow takes place in bidirectional. Unidirectional flow results in the flow of fresh air along with high oxygen content in bird's lung. So, there is more oxygen available to diffuse into the blood in bird lungs.
Hence, the correct option is C.
Answer: anaphase
Explanation: Nondisjunction can occur during anaphase of mitosis, meiosis I, or meiosis II. During anaphase, sister chromatids (or homologous chromosomes for meiosis I), will separate and move to opposite poles of the cell, pulled by microtubules
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